don't take chantix if you've had a serious allergic or skin reaction to it. if you develop these stop taking chantix and see your doctor right away as some can be life-threatening. if you have a history of heart or blood vessel problems, tell your doctor if you have new or worse symptoms. get medical help right away if you have symptoms of a heart attack. use caution when driving or operating machinery. common side effects include nausea, trouble sleeping and unusual dreams. it helps to have people around you... they say, you're much bigger than this. and you are. [ male announcer ] ask your doctor if chantix is right for you. >>> nasty weather especially in texas. a tornado warning has gone out or expanded. bonnie schneider is here to make it clear. >> we have new tornado warnings in parts of texas. it's interesting to note that we now have a tornado that was confirmed by a trained weather spotter just near crockett in texas. the new tornado warning you see here, zooming into the region, this is for a brand new county, northwestern angelina county and southe